|
public FindLocalReferences ( IVariable variable, CSharpUnresolvedFile unresolvedFile, SyntaxTree syntaxTree, ICompilation compilation, FoundReferenceCallback callback, |
||
| variable | IVariable | The variable for which to look. |
| unresolvedFile | CSharpUnresolvedFile | The type system representation of the file being searched. |
| syntaxTree | SyntaxTree | The syntax tree of the file being searched. |
| compilation | ICompilation | The compilation. |
| callback | FoundReferenceCallback | Callback used to report the references that were found. |
| cancellationToken | Cancellation token that may be used to cancel the operation. | |
| Résultat | void | |
public void FindLocalReferences(IVariable variable, CSharpUnresolvedFile unresolvedFile, SyntaxTree syntaxTree,
ICompilation compilation, FoundReferenceCallback callback, CancellationToken cancellationToken)
{
if (variable == null)
throw new ArgumentNullException("variable");
var searchScope = new SearchScope(c => new FindLocalReferencesNavigator(variable));
searchScope.declarationCompilation = compilation;
FindReferencesInFile(searchScope, unresolvedFile, syntaxTree, compilation, callback, cancellationToken);
}
public FindUsagesResponse FindUsages(FindUsagesRequest request)
{
var res = _parser.ParsedContent(request.Buffer, request.FileName);
var loc = new TextLocation(request.Line, request.Column);
var result = new ConcurrentBag<AstNode>();
var findReferences = new FindReferences();
ResolveResult resolveResult = ResolveAtLocation.Resolve(res.Compilation, res.UnresolvedFile, res.SyntaxTree, loc);
if (resolveResult is LocalResolveResult)
{
var variable = (resolveResult as LocalResolveResult).Variable;
findReferences.FindLocalReferences(variable, res.UnresolvedFile, res.SyntaxTree, res.Compilation, (node, rr) => result.Add(node), CancellationToken.None);
}
else
{
IEntity entity = null;
if (resolveResult is TypeResolveResult)
{
entity = (resolveResult as TypeResolveResult).Type.GetDefinition();
}
if (resolveResult is MemberResolveResult)
{
entity = (resolveResult as MemberResolveResult).Member;
}
if (entity == null)
{
return new FindUsagesResponse {Usages = new List<Usage>()};
}
var searchScopes = findReferences.GetSearchScopes(entity);
var interesting = new List<CSharpUnresolvedFile>();
foreach (var scope in searchScopes)
{
var scopeInteresting = findReferences.GetInterestingFiles(scope, res.Compilation);
interesting.AddRange(scopeInteresting);
}
Parallel.ForEach(interesting, file =>
{
ParsedResult parsedResult = _parser.ParsedContent(
_solution.GetFile(file.FileName).Content.Text, file.FileName);
findReferences.FindReferencesInFile(searchScopes, file, parsedResult.SyntaxTree,
parsedResult.Compilation,
(node, rr) => result.Add(node), CancellationToken.None);
});
}
var usages = result.Select(node => new Usage
{
FileName = node.GetRegion().FileName,
Text = node.Preview(_solution.GetFile(node.GetRegion().FileName)).Replace("'", "''"),
Line = node.StartLocation.Line,
Column = node.StartLocation.Column,
});
return new FindUsagesResponse { Usages = usages };
}